ProMag Steel Pistol Magazine Smith & Wesson M&P9 9mm 20-Round Black SMI-A23-20RD. The springs are precision wound using heat-treated chrome silicon wire. Bases and followers are injection molded from polymers selected for their durability. The...
ProMag Steel Pistol Magazine Smith & Wesson M&P9 9mm 20-Round Black SMI-A23-20RD. The springs are precision wound using heat-treated chrome silicon wire. Bases and followers are injection molded from polymers selected for their durability. The...